End effector coupler stem



FIG. 1 is perspective view of an end effector coupler stem, showing an embodiment of my new design;

FIG. 2 is a right-side planar view thereof;

FIG. 3 is a left-side planar view thereof;

FIG. 4 is a front planar view thereof;

FIG. 5 is a back planar view thereof;

FIG. 6 is a top planar view thereof; and

FIG. 7 is a bottom planar view thereof.

FIG. 8 is a top-left-perspective view of an end effector coupler stem, showing an embodiment of my new design;

FIG. 9 is a right-side planar view thereof;

FIG. 10 is a left-side planar view thereof;

FIG. 11 is a front planar view thereof;

FIG. 12 is a back planar view thereof;

FIG. 13 is a top planar view thereof; and,

FIG. 14 is a bottom planar view thereof.

Subject matter shown in broken lines is environmental and forms no part of the particular embodiment of the design. However, Applicants reserve the right to claim any combination or subset of subject matter, whether shown in broken lines or solid lines, in this application or in one or more divisional applications thereof. 

CLAIM The ornamental designs for an end effector coupler stem, as shown and described. 